57140161

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2112

約数の個数: 16

約数和(自身を含む): 64447488

約数和(自身を除く): 7307327

約数列:

[1, 13, 31, 71, 403, 923, 1997, 2201, 25961, 28613, 61907, 141787, 804791, 1843231, 4395397, 57140161]

約数ペア:

[(1, 57140161), (13, 4395397), (31, 1843231), (71, 804791), (403, 141787), (923, 61907), (1997, 28613), (2201, 25961)]